/*
 * Copyright 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.tiantian.app;

import static com.tiantian.app.CommonUtilities.SENDER_ID;
import static com.tiantian.app.CommonUtilities.displayMessage;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.widget.RemoteViews;

import com.google.android.gcm.GCMBaseIntentService;
import com.google.android.gcm.GCMRegistrar;
import com.tiantian.app.R;

 
/**
 * IntentService responsible for handling GCM messages.
 */
public class GCMIntentService extends GCMBaseIntentService {

    @SuppressWarnings("hiding")
    private static final String TAG = "GCMIntentService";

    public GCMIntentService() {
        super(SENDER_ID);
    }

    @Override
    protected void onRegistered(Context context, String registrationId) {
        Log.i(TAG, "Device registered: regId = " + registrationId);
        displayMessage(context, getString(R.string.gcm_registered));
        ServerUtilities.register(context, registrationId);
    }

    @Override
    protected void onUnregistered(Context context, String registrationId) {
        Log.i(TAG, "Device unregistered");
        displayMessage(context, getString(R.string.gcm_unregistered));
        if (GCMRegistrar.isRegisteredOnServer(context)) {
        	//We do not need this at the moment.
            //ServerUtilities.unregister(context, registrationId);
        } else {
            // This callback results from the call to unregister made on
            // ServerUtilities when the registration to the server failed.
            Log.i(TAG, "Ignoring unregister callback");
        }
    }

    @Override
    protected void onMessage(Context context, Intent intent) {
        Log.i(TAG, "================================== Received push message =====================================================");
        Bundle extras = intent.getExtras();

        if (extras != null) {
        	String mainkey = (String) extras.get("mainkey");
        	Log.i(TAG,"mainkey:"+mainkey);
            generateNotification(context, mainkey);
        }
    }

    @Override
    protected void onDeletedMessages(Context context, int total) {
        Log.i(TAG, "Received deleted messages notification");
        String message = getString(R.string.gcm_deleted, total);
        displayMessage(context, message);
        // notifies user
        generateNotification(context, message);
    }

    @Override
    public void onError(Context context, String errorId) {
        Log.i(TAG, "Received error: " + errorId);
        displayMessage(context, getString(R.string.gcm_error, errorId));
    }

    @Override
    protected boolean onRecoverableError(Context context, String errorId) {
        // log message
        Log.i(TAG, "Received recoverable error: " + errorId);
        displayMessage(context, getString(R.string.gcm_recoverable_error,
                errorId));
        return super.onRecoverableError(context, errorId);
    }
    
    private static void generateNotification(Context context, String message) {
        NotificationManager mNotificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
        
        int icon = R.drawable.icon;
        long when = System.currentTimeMillis();
        Notification notification = new Notification(icon, message, when);
        
        RemoteViews contentView = new RemoteViews(context.getPackageName(), R.layout.custom_notification);
        contentView.setImageViewResource(R.id.notifiation_image, icon);
        contentView.setTextViewText(R.id.notification_text, message);
        notification.contentView = contentView;
        
        Intent notificationIntent = new Intent(context, MainActivity.class);
        PendingIntent contentIntent = PendingIntent.getActivity(context, 0, notificationIntent, 0);

        notification.contentIntent = contentIntent;
        //notification.flags |= Notification.FLAG_NO_CLEAR; //Do not clear the notification
        //notification.defaults |= Notification.DEFAULT_LIGHTS; // LED
        notification.defaults |= Notification.DEFAULT_VIBRATE; //Vibration
        notification.defaults |= Notification.DEFAULT_SOUND; // Sound
        notification.flags    |= Notification.FLAG_AUTO_CANCEL;
        
//      String title = context.getString(R.string.app_name);
////      if(DataModel.bolLandscape){
////      	notificationIntent = new Intent(context, PageMainScreenActivity.class); 
////      }else{
////      	notificationIntent = new Intent(context, AndroidMainScreenActivity.class); 
////      }
//      // set intent so it does not start a new activity
//      notificationIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP |
//              Intent.FLAG_ACTIVITY_SINGLE_TOP);
//      PendingIntent intent =
//              PendingIntent.getActivity(context, 0, notificationIntent, 0);
//      notification.setLatestEventInfo(context, title, message, intent);
//      notification.flags |= Notification.FLAG_AUTO_CANCEL;

      mNotificationManager.notify(0, notification);
    }

//    /**
//     * Issues a notification to inform the user that server has sent a message.
//     */
//    private static void generateNotification(Context context, String message) {
//        int icon = R.drawable.icon;
//        long when = System.currentTimeMillis();
//        NotificationManager notificationManager = (NotificationManager)
//                context.getSystemService(Context.NOTIFICATION_SERVICE);
//        Notification notification = new Notification(icon, message, when);
//        notification.flags |= Notification.FLAG_SHOW_LIGHTS;
//        notification.flags |= Notification.FLAG_AUTO_CANCEL;
//
//        notification.defaults |= Notification.DEFAULT_SOUND;
//      	
//        notification.icon = R.drawable.icon;
//        notification.when = System.currentTimeMillis();
//        
//        String title = context.getString(R.string.app_name);
//        Intent notificationIntent = new Intent(context, MainActivity.class);
////        if(DataModel.bolLandscape){
////        	notificationIntent = new Intent(context, PageMainScreenActivity.class); 
////        }else{
////        	notificationIntent = new Intent(context, AndroidMainScreenActivity.class); 
////        }
//        // set intent so it does not start a new activity
//        notificationIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP |
//                Intent.FLAG_ACTIVITY_SINGLE_TOP);
//        PendingIntent intent =
//                PendingIntent.getActivity(context, 0, notificationIntent, 0);
//        notification.setLatestEventInfo(context, title, message, intent);
//        notification.flags |= Notification.FLAG_AUTO_CANCEL;
//        notificationManager.notify(0, notification);
//    }

}
